430  
CDUS41 KLWX 282128  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
528 PM EDT FRI JUL 28 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 28 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 96 2:20 PM 100 1993 89 7 92  
1997  
MINIMUM 79 4:49 AM 56 1920 73 6 74  
AVERAGE 88 81 7 83  
 
PRECIPITATION (IN)  
TODAY 0.00 3.31 2017 0.12 -0.12 0.20  
MONTH TO DATE 5.28 3.94 1.34 7.11  
SINCE JUN 1 7.38 8.14 -0.76 10.07  
SINCE JAN 1 17.60 24.27 -6.67 29.03  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 4 -4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 23 16 7 18  
MONTH TO DATE 474 445 29 459  
SINCE JUN 1 753 788 -35 795  
SINCE JAN 1 888 955 -67 976    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 3:00 AM  
LOWEST 51 12:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 104 2011  
MINIMUM TEMPERATURE (F) 73 58 1920  
 
SUNRISE AND SUNSET  
JULY 28 2023..........SUNRISE 6:06 AM EDT SUNSET 8:23 PM EDT  
JULY 29 2023..........SUNRISE 6:06 AM EDT SUNSET 8:22 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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